The 30-share barometer, which had gained 536 points in the previous three sessions, fell by 202.86 points, or 1.02 percent, to 19,713.09 with banking, oil and gas, PSUs, metal, realty, auto and capital goods sector stocks leading the fall. On similar lines, the National Stock Exchange index Nifty moved down by 38.55 points, or 0.65 percent, to 5,868.75.

Brokers said besides booking of profit by participants after three sessions of gains, weakening trend on Asian bourses on growing concerns the US government shutdown crisis could lead to a devastating default, dampened the sentiment.